Nodejs Array Remove by Value removeByValue(index,val)

Method Source Code

Array.prototype.removeByValue = function(index,val) {
    for(var i=0; i<this.length; i++) {
        if(this[i][index] == val) {
            this.splice(i, 1);//  ww w.  j av  a 2s.c om
            break;
        }
    }
}

var arr = [{first:'zhang',last:'san'},{first:'li',last:'si'}];
arr.removeByValue('first','li');
console.log(arr)

Related

1. removeByValue( val )

   Array.prototype.removeByValue = function( val ) {
       for ( var i=0; i < this.length; i++ ) {
           if ( this[i] == val ) {
               this.splice( i, 1 );
               break;
   };
   

2. removeByValue(val)

   Array.prototype.removeByValue = function(val) {
       for(var i=0; i<this.length; i++) {
           if(this[i] == val) {
               this.splice(i, 1);
               break;
   

3. removeByValue(value)

   Array.prototype.removeByValue = function(value) {
       for (var i = 0; i < this.length; ++i) {
           if (this[i] == value) {
               this.splice(i, 1);
   

4. removeByValue(value)

   Array.prototype.removeByValue = function (value) {
       var i = 0,
           count = 0;
       for (i = 0; i < this.length; i += 1) {
           if (this[i] === value) {
               this.splice(i, 1);
               i -= 1;
               count += 1;
       return count;
   };
   var fruits = ["Apple", "Banana", "Orange", "Apple", "Mango", "Apple"];
   var arr = [1, 3, 1, 1, 4, 5, 8, 1];
   var value;
   var removedElelemnts = 0;
   jsConsole.writeLine('array: [' + arr + ']');
   value = 1;
   jsConsole.writeLine('remove elements with value: ' + value);
   removedElelemnts = arr.removeByValue(value);
   jsConsole.writeLine('number of removed elements: ' + removedElelemnts);
   jsConsole.writeLine('array: [' + arr + ']');
   jsConsole.writeLine('');
   jsConsole.writeLine('fruits array: [' + fruits + ']');
   value = 'Apple';
   jsConsole.writeLine('remove elements with value: ' + value);
   removedElelemnts = fruits.removeByValue(value);
   jsConsole.writeLine('number of removed elements: ' + removedElelemnts);
   jsConsole.writeLine('fruits array: [' + fruits + ']');
   

5. removeElement(value)

   Array.prototype.removeElement = function(value){
     if(this.indexOf(value) != -1) {
       this.splice(this.indexOf(value), 1)